OperationError what to do?

Question

Django

I use postgres, but I get the following error at the output. I
tried to do
./manage.py makemigrations,
./manage.py migrate
did not help

settings.py

DATABASES = {
     'default': {
        'ENGINE': 'django.db.backends.postgresql_psycopg2',
        'NAME': 'django_db',
        'USER' : 'rula_user',
        'PASSWORD' : '*******',
        'HOST' : 'localhost',
        'PORT' : '5432',
    }
}